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From Jonathan Field <...@binadopta.com>
Subject Re: Apache error logging under mod_perl
Date Mon, 03 Apr 2006 20:32:07 GMT
Thanks Tom, good info I had not come across before!  The page refers to 
Apache 2, but they must have backported this to Apache 1.3 at some point 
as well.

On Mon, 3 Apr 2006, Tom Schindl wrote:

> Jonathan Field wrote:
>> Hi all,
>>
>> I've noticed that under mod_perl any die() (or croak()) calls get
>> rewritten with a timestamp, a loglevel flag, and escaped newlines before
>> going to the error log.  For example, under CGI if I call die("hello")
>> from a script called foo.cgi I get:
>>
>>   hello at /home/zappos/zappos.com/serverroot/foo/foo.cgi line 8.
>>
>> However, if I put the same exact script under mod_perl using
>> Apache::Registry I get:
>>
>>   [Sat Apr  1 13:25:56 2006] [error] hello at
>> /usr/lib/perl5/site_perl/5.8.6/i586-linux-thread-multi/Apache/Registry.pm
>>   line 149\n
>>
>> Has this always been the case?  For some reason I feel like this is a
>> change, but I don't have any machines around with old mod_perl versions
>> to try it out.
>>
>> I am wondering if there is any way around this... or if it is due to
>> some kind of configuration error on my part.  As it stands the error
>> becomes pretty obfuscated.  And it causes problems if you use croak()
>> from within a module, since it no longer respects the trailing newline
>> you get confusing messages like:
>>
>>   [Sat Apr  1 13:49:31 2006] [error] DBD::mysql::st execute failed:
>>   Unknown column 'foobar' in 'field list' at
>> /usr/lib/perl5/site_perl/JF/Database.pm
>>   line 170.\n at /home/zappos/zappos.com/serverroot/noauth/foo.cgi line
>> 10\n
>>
>
> This is controlled by Apache please see:
>
> http://perl.apache.org/docs/2.0/user/troubleshooting/troubleshooting.html#error_log_is_Full_of_Escaped__n___t__etc_
> http://perl.apache.org/docs/2.0/user/install/install.html#Apache
>
> Tom
>

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